from socket import *
from time import ctime

HOST='172.18.247.77'
PORT=21567
BUFSIZ=1024
ADDR=(HOST,PORT)

tcpSerSock=socket(AF_INET,SOCK_STREAM)
tcpSerSock.bind(ADDR)
tcpSerSock.listen(5)

while True:
    print ('waiting for connection...')
    tcpCliSock,addr=tcpSerSock.accept()
    print ('...connected from: %s'%addr)

    while True:
        data=tcpCliSock.recv(BUFSIZ)
        if not data:
            break
        tcpCliSock.send('[%s]%s'%(ctime,data))

    tcpCliSock.close()
tcpSerSock.close()
